What Firehawk did you own? Do you know that there are eight different Firehawks? Theyrange from terrible (LH) to pretty good (SZ50). You probably didn't have the SH30 as itis not OEM because it's a brand new tire.

As for the Potenza RE930, this is a very good tire. As you might know, Consumer Reportsdid a test on high performance, all season tires in the March '98 issue. They rated theMichelin Energy MXV4 as their top pick and second was Dunlop D60A2, the RE930 was nottested. Tire Rack compared the RE930 to the D60A2 and their pick was the RE930. Do a DejaNews search on the RE930 and read other people's recommendation for this tire.